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From: John Prevost <j.prevost@gmail.com>
To: caml-list@inria.fr
Subject: Re: [Caml-list] Memory allocation nano-benchmark.
Date: Thu, 10 Feb 2005 09:59:53 -0500	[thread overview]
Message-ID: <d849ad2a050210065928a7a6d6@mail.gmail.com> (raw)
In-Reply-To: <420B7A7E.90504@or.uni-bonn.de>

On Thu, 10 Feb 2005 16:15:10 +0100, Christian Szegedy
<szegedy@or.uni-bonn.de> wrote:
> Let us look at another example where ocaml not really shines:

Er.  Or perhaps we should not?  I could not imagine writing anything
even vaguely similar to these examples in either C or in O'Caml.

Not to mention the serious problem with evaluating memory allocation
overhead by comparing programs that allocate massive amounts of memory
but never use or release any of it.

In a program that allocates many small short-lived chunks of memory, I
suspect you will find that *in practice*, O'Caml performs better than
C.

In a program that allocates one very large chunk of memory, I suspect
you will find that both C and O'Caml do a lot better when... you
allocated as one very large chunk of memory (or, if need be, a *tiny*
number of large chunks) instead of as many small chunks of memory.

John.


  parent reply	other threads:[~2005-02-10 15:00 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-02-10 15:15 Christian Szegedy
2005-02-10 14:47 ` [Caml-list] " Frédéric Gava
2005-02-10 15:19   ` skaller
2005-02-10 16:36     ` Frédéric Gava
2005-02-10 17:56       ` Frédéric Gava
2005-02-10 19:56         ` Christian Szegedy
2005-02-10 23:58           ` Frédéric Gava
2005-02-11  9:22           ` Frédéric Gava
2005-02-11 13:04             ` skaller
2005-02-11 13:33               ` skaller
2005-02-11 21:07               ` Oliver Bandel
2005-02-12  0:44                 ` skaller
2005-02-15 14:17                   ` Frédéric Gava
2005-02-15 19:19                     ` Christian Szegedy
2005-02-15 20:51                     ` Jon Harrop
2005-02-16  8:19                       ` Ville-Pertti Keinonen
2005-02-16  9:54                         ` Jon Harrop
2005-02-16 10:56                           ` Ville-Pertti Keinonen
2005-02-11  0:55       ` skaller
2005-02-10 14:56 ` Jon Harrop
2005-02-10 15:32   ` Ville-Pertti Keinonen
2005-02-10 14:59 ` John Prevost [this message]
2005-02-10 16:50   ` Marwan Burelle
2005-02-10 19:20     ` Christian Szegedy
2005-02-10 19:40       ` Jon Harrop
2005-02-11 11:26       ` Oliver Bandel
2005-02-12 13:42         ` Christian Szegedy
2005-02-11  1:04     ` skaller
2005-02-11 11:28       ` Oliver Bandel
2005-02-12  0:01         ` Guillaume
2005-02-12  0:36         ` skaller

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